diff --git a/gulpfile.js b/gulpfile.js
index 05b73bfc9..ba83286d6 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -1,32 +1,29 @@
 'use strict';
 
-var gulp = require('gulp');
-var clangFormat = require('clang-format');
-var gulpFormat = require('gulp-clang-format');
-var runSequence = require('run-sequence');
-var spawn = require('child_process').spawn;
-var spawnSync = require('child_process').spawnSync;
-var tslint = require('gulp-tslint');
-var fs = require('fs');
-var path = require('path');
-var glob = require('glob');
-var semver = require('semver');
-
-var runSpawn = function(done, task, opt_arg, opt_io) {
+const gulp = require('gulp');
+const format = require('gulp-clang-format');
+const clangFormat = require('clang-format');
+const spawn = require('child_process').spawn;
+const tslint = require('gulp-tslint');
+const fs = require('fs');
+const path = require('path');
+const semver = require('semver');
+
+const runSpawn = (done, task, opt_arg, opt_io) => {
   opt_arg = typeof opt_arg !== 'undefined' ? opt_arg : [];
-  var stdio = 'inherit';
+  const stdio = 'inherit';
   if (opt_io === 'ignore') {
     stdio = 'ignore';
   }
-  var child = spawn(task, opt_arg, {stdio: stdio});
-  var running = false;
-  child.on('close', function() {
+  const child = spawn(task, opt_arg, {stdio: stdio});
+  let running = false;
+  child.on('close', () => {
     if (!running) {
       running = true;
       done();
     }
   });
-  child.on('error', function() {
+  child.on('error', () => {
     if (!running) {
       console.error('gulp encountered a child error');
       running = true;
@@ -35,21 +32,25 @@ var runSpawn = function(done, task, opt_arg, opt_io) {
   });
 };
 
-gulp.task('tslint', function() {
+gulp.task('tslint', () => {
   return gulp.src(['lib/**/*.ts', 'spec/**/*.ts', '!spec/install/**/*.ts'])
-      .pipe(tslint()).pipe(tslint.report());
+      .pipe(tslint())
+      .pipe(tslint.report());
 });
 
-gulp.task('lint', function(done) {
-  runSequence('tslint', 'format:enforce', done);
+gulp.task('format:enforce', () => {
+  return gulp.src(['lib/**/*.ts'])
+      .pipe(format.checkFormat('file', clangFormat, {verbose: true, fail: true}));
 });
 
+gulp.task('lint', gulp.series('tslint', 'format:enforce'));
+
 // prevent contributors from using the wrong version of node
-gulp.task('checkVersion', function(done) {
+gulp.task('checkVersion', (done) => {
   // read minimum node on package.json
-  var packageJson = JSON.parse(fs.readFileSync(path.resolve('package.json')));
-  var protractorVersion = packageJson.version;
-  var nodeVersion = packageJson.engines.node;
+  const packageJson = JSON.parse(fs.readFileSync(path.resolve('package.json')));
+  const protractorVersion = packageJson.version;
+  const nodeVersion = packageJson.engines.node;
 
   if (semver.satisfies(process.version, nodeVersion)) {
     done();
@@ -59,52 +60,35 @@ gulp.task('checkVersion', function(done) {
   }
 });
 
-gulp.task('built:copy', function() {
+gulp.task('built:copy', () => {
   return gulp.src(['lib/**/*.js'])
       .pipe(gulp.dest('built/'));
 });
 
-gulp.task('webdriver:update', function(done) {
+gulp.task('webdriver:update', (done) => {
   runSpawn(done, 'node', ['bin/webdriver-manager', 'update']);
 });
 
-gulp.task('format:enforce', function() {
-  var format = require('gulp-clang-format');
-  var clangFormat = require('clang-format');
-  return gulp.src(['lib/**/*.ts']).pipe(
-    format.checkFormat('file', clangFormat, {verbose: true, fail: true}));
-});
-
-gulp.task('format', function() {
-  var format = require('gulp-clang-format');
-  var clangFormat = require('clang-format');
-  return gulp.src(['lib/**/*.ts'], { base: '.' }).pipe(
-    format.format('file', clangFormat)).pipe(gulp.dest('.'));
+gulp.task('format', () => {
+  return gulp.src(['lib/**/*.ts'], { base: '.' })
+      .pipe(format.format('file', clangFormat))
+      .pipe(gulp.dest('.'));
 });
 
-gulp.task('tsc', function(done) {
+gulp.task('tsc', (done) => {
   runSpawn(done, 'node', ['node_modules/typescript/bin/tsc']);
 });
 
-gulp.task('tsc:spec', function(done) {
+gulp.task('tsc:spec', (done) => {
   runSpawn(done, 'node', ['node_modules/typescript/bin/tsc', '-p', 'ts_spec_config.json']);
 });
 
-gulp.task('tsc:es5', function(done) {
-  runSpawn(done, './scripts/compile_to_es5.sh');
-});
-
-gulp.task('compile_to_es5', function(done) {
-  runSequence('checkVersion', 'tsc:es5', 'built:copy', done);
-});
+gulp.task('prepublish', gulp.series('checkVersion', 'tsc', 'built:copy'));
 
-gulp.task('prepublish', function(done) {
-  runSequence('checkVersion', 'tsc', 'built:copy', done);
-});
+gulp.task('pretest', gulp.series(
+  'checkVersion',
+  gulp.parallel('webdriver:update', 'tslint', 'format'),
+  'tsc', 'built:copy', 'tsc:spec'));
 
-gulp.task('pretest', function(done) {
-  runSequence('checkVersion',
-  ['webdriver:update', 'tslint', 'format'], 'tsc', 'built:copy', 'tsc:spec',  done);
-});
+gulp.task('default', gulp.series('prepublish'));
 
-gulp.task('default',['prepublish']);
diff --git a/lib/browser.ts b/lib/browser.ts
index 92dd1ab0c..bccce67a5 100644
--- a/lib/browser.ts
+++ b/lib/browser.ts
@@ -72,7 +72,7 @@ function ptorMixin(to: any, from: any, fnName: string, setupFn?: Function) {
     }
     return run();
   };
-};
+}
 
 export interface ElementHelper extends Function {
   (locator: Locator): ElementFinder;
@@ -96,7 +96,7 @@ function buildElementHelper(browser: ProtractorBrowser): ElementHelper {
   };
 
   return element;
-};
+}
 
 /**
  * @alias browser
@@ -725,7 +725,7 @@ export class ProtractorBrowser extends AbstractExtendedWebDriver {
    */
   getRegisteredMockModules(): Array<string|Function> {
     return this.mockModules_.map(module => module.script);
-  };
+  }
 
   /**
    * Add the base mock modules used for all Protractor tests.
diff --git a/lib/cli.ts b/lib/cli.ts
index a84888fa8..225dd728f 100644
--- a/lib/cli.ts
+++ b/lib/cli.ts
@@ -201,7 +201,7 @@ function processFilePatterns_(list: string): Array<string> {
   return list.split(',').map(function(spec) {
     return path.resolve(process.cwd(), spec);
   });
-};
+}
 
 if (argv.specs) {
   argv.specs = processFilePatterns_(<string>argv.specs);
diff --git a/lib/driverProviders/driverProvider.ts b/lib/driverProviders/driverProvider.ts
index 6e3a03762..f6f9e3615 100644
--- a/lib/driverProviders/driverProvider.ts
+++ b/lib/driverProviders/driverProvider.ts
@@ -96,7 +96,7 @@ export abstract class DriverProvider {
    * Default update job method.
    * @return a promise
    */
-  async updateJob(update: any): Promise<any>{};
+  async updateJob(update: any): Promise<any> {}
 
   /**
    * Default setup environment method, common to all driver providers.
@@ -106,7 +106,7 @@ export abstract class DriverProvider {
     if (this.config_.useBlockingProxy && !this.config_.blockingProxyUrl) {
       await this.bpRunner.start();
     }
-  };
+  }
 
   /**
    * Set up environment specific to a particular driver provider. Overridden
diff --git a/lib/element.ts b/lib/element.ts
index 675b170ae..2feb1cae2 100644
--- a/lib/element.ts
+++ b/lib/element.ts
@@ -310,7 +310,7 @@ export class ElementArrayFinder extends WebdriverWebElement {
    */
   first(): ElementFinder {
     return this.get(0);
-  };
+  }
 
   /**
    * Get the last matching element for the ElementArrayFinder. This does not
@@ -643,7 +643,7 @@ export class ElementArrayFinder extends WebdriverWebElement {
       return await mapResult;
     });
     return Promise.all(list);
-  };
+  }
 
   /**
    * Apply a reduce function against an accumulator and every element found
diff --git a/lib/expectedConditions.ts b/lib/expectedConditions.ts
index 209713608..0701a19eb 100644
--- a/lib/expectedConditions.ts
+++ b/lib/expectedConditions.ts
@@ -45,7 +45,7 @@ import {falseIfMissing, passBoolean} from './util';
  * @constructor
  */
 export class ProtractorExpectedConditions {
-  constructor(public browser: ProtractorBrowser){};
+  constructor(public browser: ProtractorBrowser) {}
 
   /**
    * Negates the result of a promise.
@@ -351,7 +351,7 @@ export class ProtractorExpectedConditions {
    */
   presenceOf(elementFinder: ElementFinder): Function {
     return elementFinder.isPresent.bind(elementFinder);
-  };
+  }
 
   /**
    * An expectation for checking that an element is not attached to the DOM
diff --git a/lib/locators.ts b/lib/locators.ts
index 8d942cc0a..ddec2baa4 100644
--- a/lib/locators.ts
+++ b/lib/locators.ts
@@ -98,7 +98,7 @@ export class ProtractorBy extends WebdriverBy {
         }
       };
     };
-  };
+  }
 
   /**
    * Find an element by text binding. Does a partial match, so any elements
@@ -143,7 +143,7 @@ export class ProtractorBy extends WebdriverBy {
         return 'by.binding("' + bindingDescriptor + '")';
       }
     };
-  };
+  }
 
   /**
    * Find an element by exact binding.
@@ -177,7 +177,7 @@ export class ProtractorBy extends WebdriverBy {
         return 'by.exactBinding("' + bindingDescriptor + '")';
       }
     };
-  };
+  }
 
   /**
    * Find an element by ng-model expression.
@@ -207,7 +207,7 @@ export class ProtractorBy extends WebdriverBy {
         return 'by.model("' + model + '")';
       }
     };
-  };
+  }
 
   /**
    * Find a button by text.
@@ -234,7 +234,7 @@ export class ProtractorBy extends WebdriverBy {
         return 'by.buttonText("' + searchText + '")';
       }
     };
-  };
+  }
 
   /**
    * Find a button by partial text.
@@ -261,7 +261,7 @@ export class ProtractorBy extends WebdriverBy {
         return 'by.partialButtonText("' + searchText + '")';
       }
     };
-  };
+  }
 
   // Generate either by.repeater or by.exactRepeater
   private byRepeaterInner(exact: boolean, repeatDescriptor: string): ProtractorLocator {
@@ -448,7 +448,7 @@ export class ProtractorBy extends WebdriverBy {
         return 'by.cssContainingText("' + cssSelector + '", "' + searchText + '")';
       }
     };
-  };
+  }
 
   /**
    * Find an element by ng-options expression.
@@ -482,7 +482,7 @@ export class ProtractorBy extends WebdriverBy {
         return 'by.option("' + optionsDescriptor + '")';
       }
     };
-  };
+  }
 
   /**
    * Find an element by css selector within the Shadow DOM.
@@ -509,5 +509,5 @@ export class ProtractorBy extends WebdriverBy {
     // TODO(julie): syntax will change from /deep/ to >>> at some point.
     // When that is supported, switch it here.
     return By.css('* /deep/ ' + selector);
-  };
+  }
 }
diff --git a/lib/plugins.ts b/lib/plugins.ts
index c592ed311..bccd742e2 100644
--- a/lib/plugins.ts
+++ b/lib/plugins.ts
@@ -310,7 +310,7 @@ export class Plugins {
         this.pluginObjs.push(pluginObj);
       });
     }
-  };
+  }
 
   /**
    * Adds properties to a plugin's object
@@ -398,7 +398,7 @@ export class Plugins {
     this.printPluginResults(results.specResults);
     this.resultsReported = true;
     return results;
-  };
+  }
 
   /**
    * Returns true if any loaded plugin has skipAngularStability enabled.
@@ -408,7 +408,7 @@ export class Plugins {
   skipAngularStability() {
     const result = this.pluginObjs.some(pluginObj => pluginObj.skipAngularStability);
     return result;
-  };
+  }
 
   /**
    * @see docs/plugins.md#writing-plugins for information on these functions
diff --git a/package-lock.json b/package-lock.json
index c06632af6..9be390a42 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,6 +16,12 @@
       "integrity": "sha512-y3bR98mzYOo0pAZuiLari+cQyiKk3UXRuT45h1RjhfeCzqkjaVsfZJNaxdgtk7/3tzOm1ozLTqEqMP3VbI48jw==",
       "dev": true
     },
+    "@types/fancy-log": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/@types/fancy-log/-/fancy-log-1.3.0.tgz",
+      "integrity": "sha512-mQjDxyOM1Cpocd+vm1kZBP7smwKZ4TNokFeds9LV7OZibmPJFEzY3+xZMrKfUdNT71lv8GoCPD6upKwHxubClw==",
+      "dev": true
+    },
     "@types/glob": {
       "version": "5.0.35",
       "resolved": "https://registry.npmjs.org/@types/glob/-/glob-5.0.35.tgz",
@@ -33,6 +39,12 @@
       "integrity": "sha512-mkrHFZTgOXkZhau36K628iKFkjbp11t/bHCkY4Mefu4R6McMg2FD9P3naBv/0Ygyn4sz8baColJp2gdmSekgiw==",
       "dev": true
     },
+    "@types/loglevel": {
+      "version": "1.5.3",
+      "resolved": "https://registry.npmjs.org/@types/loglevel/-/loglevel-1.5.3.tgz",
+      "integrity": "sha512-TzzIZihV+y9kxSg5xJMkyIkaoGkXi50isZTtGHObNHRqAAwjGNjSCNPI7AUAv0tZUKTq9f2cdkCUd/2JVZUTrA==",
+      "dev": true
+    },
     "@types/minimatch": {
       "version": "2.0.29",
       "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-2.0.29.tgz",
@@ -61,6 +73,12 @@
       "resolved": "https://registry.npmjs.org/@types/selenium-webdriver/-/selenium-webdriver-3.0.10.tgz",
       "integrity": "sha512-ikB0JHv6vCR1KYUQAzTO4gi/lXLElT4Tx+6De2pc/OZwizE9LRNiTa+U8TBFKBD/nntPnr/MPSHSnOTybjhqNA=="
     },
+    "@types/yargs": {
+      "version": "12.0.1",
+      "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-12.0.1.tgz",
+      "integrity": "sha512-UVjo2oH79aRNcsDlFlnQ/iJ67Jd7j6uSg7jUJP/RZ/nUjAh5ElmnwlD5K/6eGgETJUgCHkiWn91B8JjXQ6ubAw==",
+      "dev": true
+    },
     "accepts": {
       "version": "1.3.4",
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.4.tgz",
@@ -104,6 +122,15 @@
         "string-width": "^2.0.0"
       }
     },
+    "ansi-colors": {
+      "version": "1.1.0",
+      "resolved": "http://registry.npmjs.org/ansi-colors/-/ansi-colors-1.1.0.tgz",
+      "integrity": "sha512-SFKX67auSNoVR38N3L+nvsPjOE0bybKTYbkf5tRvushrAPQ9V75huw0ZxBkKVeRU9kqH3d6HA4xTckbwZ4ixmA==",
+      "dev": true,
+      "requires": {
+        "ansi-wrap": "^0.1.0"
+      }
+    },
     "ansi-gray": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/ansi-gray/-/ansi-gray-0.1.1.tgz",
@@ -129,19 +156,53 @@
       "integrity": "sha1-qCJQ3bABXponyoLoLqYDu/pF768=",
       "dev": true
     },
+    "anymatch": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-2.0.0.tgz",
+      "integrity": "sha512-5teOsQWABXHHBFP9y3skS5P3d/WfWXpv3FUpy+LorMrNYaT9pI4oLMQX7jzQ2KklNpGpWHzdCXTDT2Y3XGlZBw==",
+      "dev": true,
+      "requires": {
+        "micromatch": "^3.1.4",
+        "normalize-path": "^2.1.1"
+      }
+    },
+    "append-buffer": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/append-buffer/-/append-buffer-1.0.2.tgz",
+      "integrity": "sha1-2CIM9GYIFSXv6lBhTz3mUU36WPE=",
+      "dev": true,
+      "requires": {
+        "buffer-equal": "^1.0.0"
+      }
+    },
     "archy": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/archy/-/archy-1.0.0.tgz",
       "integrity": "sha1-+cjBN1fMHde8N5rHeyxipcKGjEA=",
       "dev": true
     },
+    "argparse": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "dev": true,
+      "requires": {
+        "sprintf-js": "~1.0.2"
+      }
+    },
     "arr-diff": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-2.0.0.tgz",
-      "integrity": "sha1-jzuCf5Vai9ZpaX5KQlasPOrjVs8=",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-4.0.0.tgz",
+      "integrity": "sha1-1kYQdP6/7HHn4VI1dhoyml3HxSA=",
+      "dev": true
+    },
+    "arr-filter": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/arr-filter/-/arr-filter-1.1.2.tgz",
+      "integrity": "sha1-Q/3d0JHo7xGqTEXZzcGOLf8XEe4=",
       "dev": true,
       "requires": {
-        "arr-flatten": "^1.0.1"
+        "make-iterator": "^1.0.0"
       }
     },
     "arr-flatten": {
@@ -150,6 +211,21 @@
       "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg==",
       "dev": true
     },
+    "arr-map": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/arr-map/-/arr-map-2.0.2.tgz",
+      "integrity": "sha1-Onc0X/wc814qkYJWAfnljy4kysQ=",
+      "dev": true,
+      "requires": {
+        "make-iterator": "^1.0.0"
+      }
+    },
+    "arr-union": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/arr-union/-/arr-union-3.1.0.tgz",
+      "integrity": "sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ=",
+      "dev": true
+    },
     "array-differ": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/array-differ/-/array-differ-1.0.0.tgz",
@@ -168,12 +244,66 @@
       "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI=",
       "dev": true
     },
+    "array-initial": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/array-initial/-/array-initial-1.1.0.tgz",
+      "integrity": "sha1-L6dLJnOTccOUe9enrcc74zSz15U=",
+      "dev": true,
+      "requires": {
+        "array-slice": "^1.0.0",
+        "is-number": "^4.0.0"
+      },
+      "dependencies": {
+        "is-number": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/is-number/-/is-number-4.0.0.tgz",
+          "integrity": "sha512-rSklcAIlf1OmFdyAqbnWTLVelsQ58uvZ66S/ZyawjWqIviTWCjg2PzVGw8WUA+nNuPTqb4wgA+NszrJ+08LlgQ==",
+          "dev": true
+        }
+      }
+    },
+    "array-last": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/array-last/-/array-last-1.3.0.tgz",
+      "integrity": "sha512-eOCut5rXlI6aCOS7Z7kCplKRKyiFQ6dHFBem4PwlwKeNFk2/XxTrhRh5T9PyaEWGy/NHTZWbY+nsZlNFJu9rYg==",
+      "dev": true,
+      "requires": {
+        "is-number": "^4.0.0"
+      },
+      "dependencies": {
+        "is-number": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/is-number/-/is-number-4.0.0.tgz",
+          "integrity": "sha512-rSklcAIlf1OmFdyAqbnWTLVelsQ58uvZ66S/ZyawjWqIviTWCjg2PzVGw8WUA+nNuPTqb4wgA+NszrJ+08LlgQ==",
+          "dev": true
+        }
+      }
+    },
     "array-slice": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/array-slice/-/array-slice-1.1.0.tgz",
       "integrity": "sha512-B1qMD3RBP7O8o0H2KbrXDyB0IccejMF15+87Lvlor12ONPRHP6gTjXMNkt/d3ZuOGbAe66hFmaCfECI24Ufp6w==",
       "dev": true
     },
+    "array-sort": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/array-sort/-/array-sort-1.0.0.tgz",
+      "integrity": "sha512-ihLeJkonmdiAsD7vpgN3CRcx2J2S0TiYW+IS/5zHBI7mKUq3ySvBdzzBfD236ubDBQFiiyG3SWCPc+msQ9KoYg==",
+      "dev": true,
+      "requires": {
+        "default-compare": "^1.0.0",
+        "get-value": "^2.0.6",
+        "kind-of": "^5.0.2"
+      },
+      "dependencies": {
+        "kind-of": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-5.1.0.tgz",
+          "integrity": "sha512-NGEErnH6F2vUuXDh+OlbcKW7/wOcfdRHaZ7VWtqCztfHri/++YKmP51OdWeGPuqCOba6kk2OTe5d02VmTB80Pw==",
+          "dev": true
+        }
+      }
+    },
     "array-uniq": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
@@ -181,9 +311,9 @@
       "dev": true
     },
     "array-unique": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.2.1.tgz",
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+          "version": "2.4.1",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.1.tgz",
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           "dev": true,
           "requires": {
-            "ansi-styles": "^3.1.0",
+            "ansi-styles": "^3.2.1",
             "escape-string-regexp": "^1.0.5",
-            "supports-color": "^4.0.0"
+            "supports-color": "^5.3.0"
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-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-4.5.0.tgz",
-          "integrity": "sha1-vnoN5ITexcXN34s9WRJQRJEvY1s=",
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
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           "dev": true,
           "requires": {
-            "has-flag": "^2.0.0"
+            "has-flag": "^3.0.0"
           }
         }
       }
@@ -3852,6 +6139,12 @@
         "punycode": "^2.1.0"
       }
     },
+    "urix": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
+      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
+      "dev": true
+    },
     "url-parse-lax": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-1.0.0.tgz",
@@ -3861,10 +6154,10 @@
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-      "resolved": "https://registry.npmjs.org/user-home/-/user-home-1.1.1.tgz",
-      "integrity": "sha1-K1viOjK2Onyd640PKNSFcko98ZA=",
+    "use": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
+      "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==",
       "dev": true
     },
     "util-deprecate": {
@@ -3879,14 +6172,30 @@
       "dev": true
     },
     "v8flags": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-2.1.1.tgz",
-      "integrity": "sha1-qrGh+jDUX4jdMhFIh1rALAtV5bQ=",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-3.1.1.tgz",
+      "integrity": "sha512-iw/1ViSEaff8NJ3HLyEjawk/8hjJib3E7pvG4pddVXfUg1983s3VGsiClDjhK64MQVDGqc1Q8r18S4VKQZS9EQ==",
+      "dev": true,
+      "requires": {
+        "homedir-polyfill": "^1.0.1"
+      }
+    },
+    "validate-npm-package-license": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
+      "integrity": "sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==",
       "dev": true,
       "requires": {
-        "user-home": "^1.1.1"
+        "spdx-correct": "^3.0.0",
+        "spdx-expression-parse": "^3.0.0"
       }
     },
+    "value-or-function": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/value-or-function/-/value-or-function-3.0.0.tgz",
+      "integrity": "sha1-HCQ6ULWVwb5Up1S/7OhWO5/42BM=",
+      "dev": true
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -3915,63 +6224,139 @@
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     "vinyl-fs": {
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-      "resolved": "https://registry.npmjs.org/vinyl-fs/-/vinyl-fs-0.3.14.tgz",
-      "integrity": "sha1-mmhRzhysHBzqX+hsCTHWIMLPqeY=",
-      "dev": true,
-      "requires": {
-        "defaults": "^1.0.0",
-        "glob-stream": "^3.1.5",
-        "glob-watcher": "^0.0.6",
-        "graceful-fs": "^3.0.0",
-        "mkdirp": "^0.5.0",
-        "strip-bom": "^1.0.0",
-        "through2": "^0.6.1",
-        "vinyl": "^0.4.0"
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/vinyl-fs/-/vinyl-fs-3.0.3.tgz",
+      "integrity": "sha512-vIu34EkyNyJxmP0jscNzWBSygh7VWhqun6RmqVfXePrOwi9lhvRs//dOaGOTRUQr4tx7/zd26Tk5WeSVZitgng==",
+      "dev": true,
+      "requires": {
+        "fs-mkdirp-stream": "^1.0.0",
+        "glob-stream": "^6.1.0",
+        "graceful-fs": "^4.0.0",
+        "is-valid-glob": "^1.0.0",
+        "lazystream": "^1.0.0",
+        "lead": "^1.0.0",
+        "object.assign": "^4.0.4",
+        "pumpify": "^1.3.5",
+        "readable-stream": "^2.3.3",
+        "remove-bom-buffer": "^3.0.0",
+        "remove-bom-stream": "^1.2.0",
+        "resolve-options": "^1.1.0",
+        "through2": "^2.0.0",
+        "to-through": "^2.0.0",
+        "value-or-function": "^3.0.0",
+        "vinyl": "^2.0.0",
+        "vinyl-sourcemap": "^1.1.0"
       },
       "dependencies": {
         "clone": {
-          "version": "0.2.0",
-          "resolved": "https://registry.npmjs.org/clone/-/clone-0.2.0.tgz",
-          "integrity": "sha1-xhJqkK1Pctv1rNskPMN3JP6T/B8=",
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.2.tgz",
+          "integrity": "sha1-G39Ln1kfHo+DZwQBYANFoCiHQ18=",
           "dev": true
         },
-        "isarray": {
-          "version": "0.0.1",
-          "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
-          "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
+        "clone-stats": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/clone-stats/-/clone-stats-1.0.0.tgz",
+          "integrity": "sha1-s3gt/4u1R04Yuba/D9/ngvh3doA=",
+          "dev": true
+        },
+        "process-nextick-args": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
+          "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw==",
           "dev": true
         },
         "readable-stream": {
-          "version": "1.0.34",
-          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
-          "integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
+          "version": "2.3.6",
+          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "dev": true,
           "requires": {
             "core-util-is": "~1.0.0",
-            "inherits": "~2.0.1",
-            "isarray": "0.0.1",
-            "string_decoder": "~0.10.x"
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
           }
         },
-        "through2": {
-          "version": "0.6.5",
-          "resolved": "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz",
-          "integrity": "sha1-QaucZ7KdVyCQcUEOHXp6lozTrUg=",
+        "replace-ext": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/replace-ext/-/replace-ext-1.0.0.tgz",
+          "integrity": "sha1-3mMSg3P8v3w8z6TeWkgMRaZ5WOs=",
+          "dev": true
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "dev": true,
           "requires": {
-            "readable-stream": ">=1.0.33-1 <1.1.0-0",
-            "xtend": ">=4.0.0 <4.1.0-0"
+            "safe-buffer": "~5.1.0"
           }
         },
         "vinyl": {
-          "version": "0.4.6",
-          "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-0.4.6.tgz",
-          "integrity": "sha1-LzVsh6VQolVGHza76ypbqL94SEc=",
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-2.2.0.tgz",
+          "integrity": "sha512-MBH+yP0kC/GQ5GwBqrTPTzEfiiLjta7hTtvQtbxBgTeSXsmKQRQecjibMbxIXzVT3Y9KJK+drOz1/k+vsu8Nkg==",
+          "dev": true,
+          "requires": {
+            "clone": "^2.1.1",
+            "clone-buffer": "^1.0.0",
+            "clone-stats": "^1.0.0",
+            "cloneable-readable": "^1.0.0",
+            "remove-trailing-separator": "^1.0.1",
+            "replace-ext": "^1.0.0"
+          }
+        }
+      }
+    },
+    "vinyl-sourcemap": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/vinyl-sourcemap/-/vinyl-sourcemap-1.1.0.tgz",
+      "integrity": "sha1-kqgAWTo4cDqM2xHYswCtS+Y7PhY=",
+      "dev": true,
+      "requires": {
+        "append-buffer": "^1.0.2",
+        "convert-source-map": "^1.5.0",
+        "graceful-fs": "^4.1.6",
+        "normalize-path": "^2.1.1",
+        "now-and-later": "^2.0.0",
+        "remove-bom-buffer": "^3.0.0",
+        "vinyl": "^2.0.0"
+      },
+      "dependencies": {
+        "clone": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.2.tgz",
+          "integrity": "sha1-G39Ln1kfHo+DZwQBYANFoCiHQ18=",
+          "dev": true
+        },
+        "clone-stats": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/clone-stats/-/clone-stats-1.0.0.tgz",
+          "integrity": "sha1-s3gt/4u1R04Yuba/D9/ngvh3doA=",
+          "dev": true
+        },
+        "replace-ext": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/replace-ext/-/replace-ext-1.0.0.tgz",
+          "integrity": "sha1-3mMSg3P8v3w8z6TeWkgMRaZ5WOs=",
+          "dev": true
+        },
+        "vinyl": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-2.2.0.tgz",
+          "integrity": "sha512-MBH+yP0kC/GQ5GwBqrTPTzEfiiLjta7hTtvQtbxBgTeSXsmKQRQecjibMbxIXzVT3Y9KJK+drOz1/k+vsu8Nkg==",
           "dev": true,
           "requires": {
-            "clone": "^0.2.0",
-            "clone-stats": "^0.0.1"
+            "clone": "^2.1.1",
+            "clone-buffer": "^1.0.0",
+            "clone-stats": "^1.0.0",
+            "cloneable-readable": "^1.0.0",
+            "remove-trailing-separator": "^1.0.1",
+            "replace-ext": "^1.0.0"
           }
         }
       }
@@ -3983,6 +6368,61 @@
       "dev": true,
       "requires": {
         "tslint": "^4.1.1"
+      },
+      "dependencies": {
+        "diff": {
+          "version": "3.5.0",
+          "resolved": "https://registry.npmjs.org/diff/-/diff-3.5.0.tgz",
+          "integrity": "sha512-A46qtFgd+g7pDZinpnwiRJtxbC1hpgf0uzP3iG89scHk0AUC7A1TGxf5OiiOUv/JMZR8GOt8hL900hV0bOy5xA==",
+          "dev": true
+        },
+        "findup-sync": {
+          "version": "0.3.0",
+          "resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-0.3.0.tgz",
+          "integrity": "sha1-N5MKpdgWt3fANEXhlmzGeQpMCxY=",
+          "dev": true,
+          "requires": {
+            "glob": "~5.0.0"
+          },
+          "dependencies": {
+            "glob": {
+              "version": "5.0.15",
+              "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
+              "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
+              "dev": true,
+              "requires": {
+                "inflight": "^1.0.4",
+                "inherits": "2",
+                "minimatch": "2 || 3",
+                "once": "^1.3.0",
+                "path-is-absolute": "^1.0.0"
+              }
+            }
+          }
+        },
+        "tslint": {
+          "version": "4.5.1",
+          "resolved": "https://registry.npmjs.org/tslint/-/tslint-4.5.1.tgz",
+          "integrity": "sha1-BTVocb7yOkNJBnNABvwYgza6gks=",
+          "dev": true,
+          "requires": {
+            "babel-code-frame": "^6.20.0",
+            "colors": "^1.1.2",
+            "diff": "^3.0.1",
+            "findup-sync": "~0.3.0",
+            "glob": "^7.1.1",
+            "optimist": "~0.6.0",
+            "resolve": "^1.1.7",
+            "tsutils": "^1.1.0",
+            "update-notifier": "^2.0.0"
+          }
+        },
+        "tsutils": {
+          "version": "1.9.1",
+          "resolved": "https://registry.npmjs.org/tsutils/-/tsutils-1.9.1.tgz",
+          "integrity": "sha1-ufmrROVa+WgYMdXyjQrur1x1DLA=",
+          "dev": true
+        }
       }
     },
     "webdriver-js-extender": {
@@ -4140,9 +6580,9 @@
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
     },
     "widest-line": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-2.0.0.tgz",
-      "integrity": "sha1-AUKk6KJD+IgsAjOqDgKBqnYVInM=",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-2.0.1.tgz",
+      "integrity": "sha512-Ba5m9/Fa4Xt9eb2ELXt77JxVDV8w7qQrH0zS/TWSJdLyAwQjWoOzpzj5lwVftDz6n/EOu3tNACS84v509qwnJA==",
       "dev": true,
       "requires": {
         "string-width": "^2.1.1"
@@ -4196,14 +6636,6 @@
         "graceful-fs": "^4.1.11",
         "imurmurhash": "^0.1.4",
         "signal-exit": "^3.0.2"
-      },
-      "dependencies": {
-        "graceful-fs": {
-          "version": "4.1.11",
-          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
-          "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
-          "dev": true
-        }
       }
     },
     "xdg-basedir": {
diff --git a/package.json b/package.json
index 23e2aaf14..1f4f90faa 100644
--- a/package.json
+++ b/package.json
@@ -30,27 +30,28 @@
     "@types/chalk": "^0.4.28",
     "@types/glob": "^5.0.29",
     "@types/jasmine": "^2.5.47",
+    "@types/loglevel": "^1.5.3",
     "@types/minimatch": "^2.0.28",
     "@types/minimist": "^1.1.28",
     "@types/optimist": "^0.0.29",
+    "@types/yargs": "^12.0.1",
     "body-parser": "~1.15.2",
     "chai": "~3.5.0",
     "chai-as-promised": "~5.3.0",
     "clang-format": "1.0.49",
     "expect.js": "~0.3.1",
     "express": "~4.14.0",
-    "gulp": "^3.9.1",
+    "gulp": "^4.0.0",
     "gulp-clang-format": "1.0.23",
-    "gulp-tslint": "^7.0.1",
+    "gulp-tslint": "^8.1.3",
     "lodash": "^4.5.1",
     "marked": "^0.3.3",
     "mocha": "2.5.3",
     "rimraf": "~2.5.3",
-    "run-sequence": "^1.1.5",
     "semver": "^5.3.0",
-    "tslint": "^4.1.1",
-    "tslint-eslint-rules": "^3.1.0",
-    "typescript": "^2.1.5",
+    "tslint": "^5.11.0",
+    "tslint-eslint-rules": "^5.4.0",
+    "typescript": "^3.2.2",
     "vrsource-tslint-rules": "^4.0.1"
   },
   "repository": {
diff --git a/scripts/compile_to_es5.sh b/scripts/compile_to_es5.sh
deleted file mode 100755
index 93d9a12b3..000000000
--- a/scripts/compile_to_es5.sh
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/bin/sh
-cd "$( dirname "${BASH_SOURCE[0]}" )/.."
-
-# Check number of parameters
-if [ "$#" -gt 0 ]; then
-  echo "Usage: ./scripts/compile_to_es5.sh"
-  exit 1
-fi
-
-echo "Compiling down to es5..."
-node node_modules/typescript/bin/tsc --target es5 --lib DOM,ES5,ScriptHost,ES6
-if [ $? -ne 0 ]; then
-  echo -e "\033[0;31m" 1>&2 # Red
-  echo "Couldn't compile for es5."
-  echo -e "\033[0m" 1>&2 # Normal Color
-  exit 1
-fi
-
-echo -e "\033[0;32m" # Green
-echo "Compiled to es5"
-echo -e "\033[0m" 1>&2 # Normal Color